Electronic Amplification and Control Circuits.
by the mechanical scanner.
The scanner provides the scan and
interlace circuit with position and speed information. The IR energy
is reflected from the scan mirror, and is focused on the cooler-
The cooler-detector assembly detects variations
in IR energy and generates low-level video signals that are amplified
video postamplifier control drivers and to postamplifiers in the
applied to the missile guidance set.
Video from the video
postamplifier control drivers is applied to an LED array.
array produces visible light which is transmitted to the mechanical
scanner; it is transmitted then to the eyepiece for viewing by the
Contrast (CTRS) and brightness (BRT) controls adjust the video gain
The video auxiliary control generates two gain commands
and a video gate and level control signal to the video postamplifier